Speaker



FIG. 1 is a front, right side, perspective view of a speaker showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof;

FIG. 8 is a front, right side, perspective view thereof pointed at the side unit; and,

FIG. 9 is an enlarged front, right side, perspective view of the side unit.

The broken lines indicate unclaimed portion of the article that form no part of the claimed design, and the dash-dot broken lines define the bounds of the claimed design and form no part of the claimed design. 

CLAIM The ornamental design for a speaker, as shown and described. 